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Digital Computer Electronics

Digital Computer Electronics
The reduced form of the Boolean expression (A+B)(A+C) is:

A+BC
A+B+C
None of these
AB+AC
AC+B

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Digital Computer Electronics
Which logic family dissipates the minimum power?

CMOS
ECL
None of these
TTL
DTL

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Digital Computer Electronics
What is the 1's complement of 0000 1111 0010 1101 number?

1111 0000 0010 1101
1001 0010 1010 1100
None of these
1111 0000 1101 0010
1111 1100 1010 1100

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Digital Computer Electronics
A preliminary guide for comparing the simplicity of logic circuits is to count the number of input _____ leads.

None of these
All of these
wire
gate
bus

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Digital Computer Electronics
With a JK master-slave flip-flop the master is cocked when the clock is _____ and the slave is triggered when the clock is _____

None of these
set, race
set, reset
high, low
race, no change

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Digital Computer Electronics
The ALU carries out arithmetic and logic operations. It processes _____ numbers rather than decimal numbers.

None of these
binary
All of these
decimal
hexadecimal

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